Most adolescents and adults will require a 1- to 1.5-inch (25–38 mm) needle to ensure intramuscular administration. Vaccines must reach the desired tissue to provide an optimal immune response and reduce the likelihood of injection-site reactions.
*Some experts recommend a 5/8-inch needle for men and women who weigh less than 60 kg (130 lbs). If used, the skin must be stretched fully and the subcutaneous tissues must not be bunched.
How to Choose a Syringe and Needle for an Injection - Verywell …
Jun 17, 2024 · Intramuscular injections go directly into a muscle. Since muscle is deeper than the skin, the needle used for these shots has to be thicker and longer. Needles with a gauge of 20 or 22 G and a length of 1 or 1 1/2 inches are usually best for intramuscular injections.
Here’s How to Know What Size Needle You Need for IM Injections - GoodRx
May 2, 2024 · What size needle is best for intramuscular (IM) injections? The most common needle size for IM injections is between 22G to 25G in width and 1 inch to 1.5 inches in length. The needle needs to be long enough to reach the muscle and …
18.6: Administering Intramuscular Medications
Mar 24, 2022 · Factors that influence the choice of muscle to use for an intramuscular injection include the patient’s size, as well as the amount, viscosity, and type of medication. The length of the needle must be long enough to pass through the subcutaneous tissue to reach the muscle, so needles up to 1.5 inches long may be selected.
How to Give an Intramuscular Injection (with Pictures) - wikiHow
Mar 19, 2024 · Choose a 22- to 25-gauge needle for IM injections. Start by removing the cap, and then insert it smoothly at an angle of 90 degrees to the skin.
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How to Give an Intramuscular Injection - Drugs.com
Dec 2, 2024 · What is an intramuscular injection? An intramuscular (IM) injection is a shot of medicine given into a muscle. Certain medicines need to be given into the muscle for them to work correctly. What should I know about the syringe? There are 3 parts to a syringe: the needle, the barrel, and the plunger. The needle goes into your muscle.
Technically Speaking: Choosing the Proper Needle Length for …
Jul 20, 2020 · Below is a summary of the guidance for choosing the proper needle length for intramuscular and subcutaneous injections based on CDC’s General Best Practice Guidelines for Immunization (Vaccine Administration). Intramuscular …
Use a needle long enough to reach deep into the muscle. Insert the needle at a 90° angle to the skin with a quick thrust. Separate two injections given in the same deltoid muscle (or anterolateral thigh muscle, if using) by a minimum of 1".
Administer IPV and PPSV vaccines either via IM or SQ (subcutaneous) route. Insert needle at 90o angle into vastus lateralis muscle in anterolateral aspect of middle or upper thigh. 1 A 5⁄8” needle may be used only if the skin is stretched tight, the subcutaneous tissue is not bunched, and injection is made at a 90° angle.